diff --git a/gama.core/src/gama/core/common/interfaces/IKeyword.java b/gama.core/src/gama/core/common/interfaces/IKeyword.java
index 634281e406..951a766614 100644
--- a/gama.core/src/gama/core/common/interfaces/IKeyword.java
+++ b/gama.core/src/gama/core/common/interfaces/IKeyword.java
@@ -222,6 +222,9 @@ public interface IKeyword {
 	/** The current state. */
 	String CURRENT_STATE = "currentState";
 
+	/** The Constant CYCLE. */
+	String CYCLE = "cycle";
+	
 	/** The cycle length. */
 	String CYCLE_LENGTH = "cycle_length";
 
diff --git a/gama.core/src/gama/core/kernel/experiment/ExperimentAgent.java b/gama.core/src/gama/core/kernel/experiment/ExperimentAgent.java
index 869b3146e3..3494731cff 100644
--- a/gama.core/src/gama/core/kernel/experiment/ExperimentAgent.java
+++ b/gama.core/src/gama/core/kernel/experiment/ExperimentAgent.java
@@ -108,6 +108,10 @@
 				name = IKeyword.RNG,
 				type = IType.STRING,
 				doc = @doc (RandomUtils.DOC)),
+		@variable (
+				name = IKeyword.CYCLE,
+				type = IType.INT,
+				doc = @doc ("Returns the current cycle of the simulation")),
 		@variable (
 				name = SimulationAgent.USAGE,
 				type = IType.INT,
@@ -738,6 +742,20 @@ public GamaMap<String, Object> getParameters(final IScope scope) {
 	@getter (PROJECT_PATH)
 	public String getProjectPath() { return getModel().getProjectPath() + "/"; }
 
+	
+	/**
+	 * Gets the cycle.
+	 *
+	 * @param scope
+	 *            the scope
+	 * @return the cycle
+	 */
+	@getter (IKeyword.CYCLE)
+	public Integer getCycle(final IScope scope) {
+		if (ownClock != null) return ownClock.getCycle();
+		return 0;
+	}
+	
 	/**
 	 * Update displays.
 	 *
@@ -1197,7 +1215,7 @@ public Iterable<IOutputManager> getAllSimulationOutputs() {
 		if (pop != null)
 			return Iterables.filter(Iterables.concat(Iterables.transform(pop, SimulationAgent::getOutputManager),
 					Collections.singletonList(getOutputManager())), each -> each != null);
-		return Collections.EMPTY_LIST;
+		return Collections.emptyList();
 	}
 
 	/**
diff --git a/gama.core/src/gama/core/kernel/simulation/SimulationAgent.java b/gama.core/src/gama/core/kernel/simulation/SimulationAgent.java
index add777be45..13e6f3c482 100644
--- a/gama.core/src/gama/core/kernel/simulation/SimulationAgent.java
+++ b/gama.core/src/gama/core/kernel/simulation/SimulationAgent.java
@@ -122,7 +122,7 @@
 						value = "Represents the total time passed, in model time, since the beginning of the simulation",
 						comment = "Equal to cycle * step if the user does not arbitrarily initialize it.")),
 		@variable (
-				name = SimulationAgent.CYCLE,
+				name = IKeyword.CYCLE,
 				type = IType.INT,
 				doc = @doc ("Returns the current cycle of the simulation")),
 		@variable (
@@ -173,9 +173,6 @@ public class SimulationAgent extends GamlAgent implements ITopLevelAgent {
 	/** The Constant AVERAGE_DURATION. */
 	public static final String AVERAGE_DURATION = "average_duration";
 
-	/** The Constant CYCLE. */
-	public static final String CYCLE = "cycle";
-
 	/** The Constant TIME. */
 	public static final String TIME = "time";
 
@@ -534,7 +531,7 @@ public IPopulation<? extends IAgent> getPopulationFor(final String speciesName)
 	 *            the scope
 	 * @return the cycle
 	 */
-	@getter (CYCLE)
+	@getter (IKeyword.CYCLE)
 	public Integer getCycle(final IScope scope) {
 		final SimulationClock clock = getClock();
 		if (clock != null) return clock.getCycle();
@@ -1010,7 +1007,7 @@ public void updateWith(final IScope scope, final ISerialisedAgent sa) {
 		setUsage(usageValue);
 
 		// Update Clock
-		final Object cycle = sa.getAttributeValue(CYCLE);
+		final Object cycle = sa.getAttributeValue(IKeyword.CYCLE);
 		ownClock.setCycleNoCheck((Integer) cycle);
 
 		final Map<String, ISerialisedPopulation> savedAgentInnerPop = sa.innerPopulations();
diff --git a/gama.core/src/gama/core/metamodel/agent/SerialisedAgent.java b/gama.core/src/gama/core/metamodel/agent/SerialisedAgent.java
index f577f3e48e..fd03fa7d94 100644
--- a/gama.core/src/gama/core/metamodel/agent/SerialisedAgent.java
+++ b/gama.core/src/gama/core/metamodel/agent/SerialisedAgent.java
@@ -162,7 +162,7 @@ public static Map<String, Object> filterAttributes(final IAgent agent, final boo
 			map.put(IKeyword.SEED, sim.getSeed());
 			map.put(IKeyword.RNG, sim.getRng());
 			map.put(SimulationAgent.USAGE, sim.getUsage());
-			map.put(SimulationAgent.CYCLE, sim.getClock().getCycle());
+			map.put(IKeyword.CYCLE, sim.getClock().getCycle());
 		}
 		if (!isGrid) { map.put(IKeyword.SHAPE, agent.getGeometry()); }
 		map.put(IKeyword.NAME, agent.getName());
@@ -232,7 +232,7 @@ public void restoreAs(final IScope scope, final IAgent agent) {
 				sim.setRandomGenerator(new RandomUtils(seedValue, rngValue));
 				sim.setUsage(usageValue);
 				// Update Clock
-				final Integer cycle = (Integer) sim.getAttribute(SimulationAgent.CYCLE);
+				final Integer cycle = (Integer) sim.getAttribute(IKeyword.CYCLE);
 				sim.getClock().setCycleNoCheck(cycle);
 
 			}